STP6NC60 N-Channel MOSFET 600V 6A TO-220 Equivalent & Substitute Parts

Part Overview

The STP6NC60 is an N-Channel MOSFET manufactured by STMicroelectronics, rated for 600V drain-to-source voltage with 6A continuous drain current at 25°C. This device is packaged in TO-220-3 through-hole configuration and belongs to the PowerMESH™ II series. The STP6NC60 is classified as obsolete, making identification of equivalent and substitute parts necessary for ongoing design support, maintenance, and production continuity. Substitute parts must maintain electrical compatibility across voltage, current, and thermal specifications while accommodating the through-hole TO-220-3 package format.

Key Parameters

Parameter	Value	Unit
FET Type	N-Channel	—
Technology	MOSFET (Metal Oxide)	—
Drain to Source Voltage (Vdss)	600	V
Current - Continuous Drain (Id) @ 25°C	6	A (Tc)
Rds On (Max) @ Id, Vgs	1.2	Ohm @ 3A, 10V
Gate Charge (Qg) (Max) @ Vgs	45.5	nC @ 10V
Power Dissipation (Max)	125	W (Tc)
Operating Temperature (TJ)	150	°C
Mounting Type	Through Hole	—
Package / Case	TO-220-3	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitute parts for the STP6NC60 are identified based on the following critical electrical and mechanical parameters:

Mandatory Compatibility Criteria:

FET Type: N-Channel
Technology: MOSFET (Metal Oxide)
Package / Case: TO-220-3
Mounting Type: Through Hole
Current - Continuous Drain (Id) @ 25°C: 6A (Tc) minimum
Drain to Source Voltage (Vdss): Equal to or greater than 600V

Substitution Logic: The identified substitute parts (IPP80R900P7XKSA1 and SPP06N80C3XKSA1) maintain the required N-Channel MOSFET topology in TO-220-3 through-hole packaging with 6A continuous drain current rating. Both substitutes feature higher Vdss ratings (800V), which provides voltage margin above the 600V requirement of the STP6NC60. This voltage headroom is acceptable for applications designed around the original 600V specification. Both substitutes are manufactured by Infineon Technologies and carry active product status with full RoHS3 compliance.

Parameter Comparison

Parameter	STP6NC60 (Main)	IPP80R900P7XKSA1	SPP06N80C3XKSA1	Unit
Manufacturer	STMicroelectronics	Infineon Technologies	Infineon Technologies	—
FET Type	N-Channel	N-Channel	N-Channel	—
Technology	MOSFET (Metal Oxide)	MOSFET (Metal Oxide)	MOSFET (Metal Oxide)	—
Drain to Source Voltage (Vdss)	600	800	800	V
Current - Continuous Drain (Id) @ 25°C	6	6	6	A (Tc)
Drive Voltage (Max Rds On)	10	10	10	V
Rds On (Max) @ Id, Vgs	1.2 @ 3A, 10V	0.9 @ 2.2A, 10V	0.9 @ 3.8A, 10V	Ohm
Vgs(th) (Max) @ Id	4 @ 250µA	3.5 @ 110µA	3.9 @ 250µA	V
Gate Charge (Qg) (Max) @ Vgs	45.5 @ 10V	15 @ 10V	41 @ 10V	nC
Vgs (Max)	±30	±20	±20	V
Input Capacitance (Ciss) (Max) @ Vds	1020 @ 25V	350 @ 500V	785 @ 100V	pF
Power Dissipation (Max)	125	45	83	W (Tc)
Operating Temperature (TJ)	150	-55 ~ 150	-55 ~ 150	°C
Mounting Type	Through Hole	Through Hole	Through Hole	—
Package / Case	TO-220-3	TO-220-3	TO-220-3	—
Product Status	Obsolete	Active	Active	—
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	—

Engineering Selection Recommendations

Product Status Consideration: The STP6NC60 is classified as obsolete, while both substitute parts (IPP80R900P7XKSA1 and SPP06N80C3XKSA1) maintain active product status. Active status ensures ongoing availability, manufacturing support, and compliance documentation from Infineon Technologies.

Compliance and Certification: All three parts carry ROHS3 compliance and REACH Unaffected status, meeting current environmental and regulatory requirements. Both substitute parts are manufactured by Infineon Technologies, a primary supplier of power semiconductor devices with established quality and reliability standards.

Electrical Compatibility: Both substitute parts exceed the minimum electrical requirements of the STP6NC60. The 800V Vdss rating provides voltage margin for applications designed around 600V operation. The 6A continuous drain current rating matches the original specification. Both substitutes feature lower on-resistance characteristics and reduced gate charge, which may improve switching efficiency in applications.

Thermal Performance: SPP06N80C3XKSA1 provides 83W power dissipation, approaching the original 125W specification. IPP80R900P7XKSA1 provides 45W dissipation, suitable for lower-power applications. Thermal design review is required when transitioning from the original 125W device to ensure adequate heat management.

Packaging and Mechanical Compatibility: Both substitute parts maintain TO-220-3 through-hole packaging, ensuring direct mechanical compatibility with existing PCB layouts and thermal management solutions.

Frequently Asked Questions (FAQ)

Q: Can IPP80R900P7XKSA1 or SPP06N80C3XKSA1 directly replace STP6NC60 in existing designs?

A: Both parts are mechanically compatible in TO-220-3 through-hole applications. Electrical compatibility is confirmed for applications operating at or below 600V. Thermal design review is necessary, as IPP80R900P7XKSA1 provides 45W dissipation compared to the original 125W specification. SPP06N80C3XKSA1 provides 83W dissipation, which may be more suitable for higher-power applications.

Q: What are the key differences between IPP80R900P7XKSA1 and SPP06N80C3XKSA1?

A: Both parts are N-Channel MOSFETs in TO-220-3 packaging with 800V Vdss and 6A continuous drain current. IPP80R900P7XKSA1 features lower gate charge (15 nC) and lower power dissipation (45W), making it suitable for high-frequency switching applications. SPP06N80C3XKSA1 features higher power dissipation (83W) and gate charge (41 nC), providing better thermal performance for sustained current operation. Input capacitance differs between the two devices, affecting gate drive requirements.

Q: Are the substitute parts RoHS compliant?

A: Yes, both IPP80R900P7XKSA1 and SPP06N80C3XKSA1 are ROHS3 compliant and REACH unaffected, meeting current environmental regulations.

Q: What is the significance of the higher 800V Vdss rating on the substitute parts?

A: The 800V Vdss rating on both substitutes exceeds the 600V requirement of the STP6NC60. This provides voltage margin and allows the substitute parts to operate safely in applications designed for 600V operation. The higher voltage rating does not negatively impact performance in 600V applications.

Q: How do gate charge specifications affect circuit design?

A: Gate charge (Qg) determines the energy required to switch the MOSFET on and off. IPP80R900P7XKSA1 features 15 nC gate charge, significantly lower than the original 45.5 nC, enabling faster switching and reduced gate drive power. SPP06N80C3XKSA1 features 41 nC gate charge, comparable to the original specification. Gate drive circuits may require adjustment based on the selected substitute part.

Q: What thermal considerations apply when selecting between the two substitute parts?

A: SPP06N80C3XKSA1 provides 83W power dissipation, closer to the original 125W specification, and is suitable for applications requiring sustained current operation. IPP80R900P7XKSA1 provides 45W dissipation and is optimized for lower-power or high-frequency switching applications. Thermal design calculations based on actual application current and duty cycle determine which substitute is appropriate.

Q: Are there any gate voltage (Vgs) limitations when using substitute parts?

A: The original STP6NC60 supports ±30V Vgs maximum. Both substitute parts support ±20V Vgs maximum. Gate drive circuits must be designed to operate within the ±20V limit. This is a standard specification for modern power MOSFETs and does not typically present compatibility issues in standard applications.

Q: What is the moisture sensitivity level (MSL) difference between the main part and substitutes?

A: The STP6NC60 carries MSL 3 (168 hours), while both substitute parts carry MSL 1 (unlimited). MSL 1 indicates superior moisture resistance and more flexible storage and handling requirements, providing operational advantages for the substitute parts.

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